- Manufacturer
- RoHS Status
- Package / Case
- Time Format
- Current - Timekeeping (Max)
- Date Format
- Features
- Interface
- Moisture Sensitivity Level (MSL)
- Mounting Type
- Operating Temperature
- Packaging
- Part Status
Attribute column
Categories
Clock/Timing - Real Time Clocks
Product | Inventory | Pricing(USD) | Quantity | Datasheet | RoHS | Factory Lead Time | Lifecycle Status | Contact Plating | Mount | Mounting Type | Package / Case | Surface Mount | Number of Pins | Supplier Device Package | Weight | Usage Level | Operating Temperature | Packaging | Published | Series | JESD-609 Code | Pbfree Code | Part Status | Moisture Sensitivity Level (MSL) | Number of Terminations | ECCN Code | Type | Terminal Finish | Max Operating Temperature | Min Operating Temperature | Additional Feature | HTS Code | Voltage - Supply | Terminal Position | Peak Reflow Temperature (Cel) | Supply Voltage | Terminal Pitch | Frequency | Time@Peak Reflow Temperature-Max (s) | Base Part Number | Pin Count | JESD-30 Code | Qualification Status | Operating Supply Voltage | Power Supplies | Interface | Max Supply Voltage | Min Supply Voltage | Memory Size | Number of Bits | Clock Frequency | Supply Current-Max | Access Time | Logic Function | Screening Level | External Data Bus Width | RAM (words) | Number of Timers | Time Format | On Chip Data RAM Width | Non-Volatile Memory | Date Format | Current - Timekeeping (Max) | Time-Min | Interrupt Capability | Voltage - Supply, Battery | Volatile | Information Access Method | Features | Height | Height Seated (Max) | Length | Width | Thickness | Radiation Hardening | RoHS Status | Lead Free |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
 MCP79401T-I/SN Microchip Technology | 1560 | - | Datasheet | 6 Weeks | - | - | Surface Mount | Surface Mount | 8-SOIC (0.154, 3.90mm Width) | - | 8 | - | - | Automotive grade | -40°C~85°C | Tape & Reel (TR) | 2011 | - | e3 | - | Active | 1 (Unlimited) | 8 | EAR99 | Clock/Calendar | Matte Tin (Sn) - annealed | - | - | - | - | 1.8V~5.5V | DUAL | 260 | 2.5V | 1.27mm | - | 40 | MCP79401 | 8 | - | - | - | 2/5V | I2C, 2-Wire Serial | - | - | 64B | - | 0.4MHz | - | - | Clock | TS 16949 | - | - | 1 | HH:MM:SS (12/24 hr) | - | - | YY-MM-DD-dd | 1.2μA Typ @ 3.3V | SECONDS | Y | 1.3V~5.5V | NO | I2C | Alarm, Leap Year, Square Wave Output, SRAM, Unique ID | - | 1.75mm | 4.9mm | 3.9mm | - | No | ROHS3 Compliant | - | ||
 PT7C4563LEX Diodes Incorporated | In Stock | - | Datasheet | 9 Weeks | - | - | - | Surface Mount | 8-TSSOP (0.173, 4.40mm Width) | YES | - | - | - | - | -40°C~85°C TA | Tape & Reel (TR) | - | - | - | - | Last Time Buy | 1 (Unlimited) | 8 | EAR99 | Clock/Calendar | - | - | - | - | 8542.39.00.01 | 1.3V~5.5V | DUAL | - | 3V | 0.65mm | - | - | - | - | R-PDSO-G8 | Not Qualified | - | 1.5/5V | I2C, 2-Wire Serial | - | - | - | - | - | - | - | - | - | - | - | 1 | HH:MM:SS (24 hr) | - | - | YY-MM-DD-dd | 0.65μA~0.85μA @ 3V~5V | SECONDS | Y | - | YES | I2C | Alarm, Leap Year, Square Wave Output | - | 1.2mm | 4.4mm | 3mm | - | - | ROHS3 Compliant | - | ||
 MCP795W20T-I/ST Microchip Technology | 21 |
| Datasheet | 5 Weeks | - | - | Surface Mount | Surface Mount | 14-TSSOP (0.173, 4.40mm Width) | - | 14 | - | - | Industrial grade | -40°C~85°C | Tape & Reel (TR) | 2011 | - | e3 | - | Active | 1 (Unlimited) | 14 | EAR99 | Clock/Calendar | Matte Tin (Sn) - annealed | - | - | ALSO OPEARTES AT 1.8 V MINIMUM SUPPLY AT 3 MHZ | 8542.39.00.01 | 1.8V~3.6V | DUAL | 260 | 5V | 0.65mm | - | 40 | MCP795W20 | 14 | - | - | - | 2/5V | SPI | - | - | 64B | 8 | 10MHz | - | - | Clock | - | - | - | - | HH:MM:SS:hh (12/24 hr) | - | - | YY-MM-DD-dd | 1μA @ 1.8V~5.5V | 1/100SECOND | Y | 1.3V~3.6V | NO | - | Alarm, EEPROM, Leap Year, Square Wave Output, SRAM, Watchdog Timer | - | 1.2mm | 5mm | 4.4mm | - | No | ROHS3 Compliant | - | ||
 M41T93SMY6F STMicroelectronics | 37 | - | Datasheet | 25 Weeks | ACTIVE (Last Updated: 7 months ago) | - | Surface Mount | Surface Mount | 18-SOX, 18-SOIC with Crystal (7.5mm Width) | - | 18 | - | - | Industrial grade | -40°C~85°C | Tape & Reel (TR) | - | - | e3 | - | Active | 1 (Unlimited) | 18 | EAR99 | Clock/Calendar | Matte Tin (Sn) - annealed | - | - | - | 8542.39.00.01 | 3V~5.5V | DUAL | 240 | - | 1.27mm | - | 30 | M41T93 | 18 | - | - | - | 3.3/5V | SPI | - | - | - | 8 | 5MHz | - | - | Clock | - | - | - | 1 | HH:MM:SS:hh (24 hr) | - | 7 B | YY-MM-DD-dd | 10μA @ 5.5V | 1/100SECOND | Y | 1.8V~5.5V | - | - | Alarm, Leap Year, Square Wave Output, SRAM, Watchdog Timer | - | 2.69mm | 11.61mm | 7.62mm | - | No | ROHS3 Compliant | Lead Free | ||
 PT7C4311WE Diodes Incorporated | In Stock | - | Datasheet | 9 Weeks | - | - | Surface Mount | Surface Mount | 8-SOIC (0.154, 3.90mm Width) | - | - | - | - | - | -40°C~85°C | Tube | - | - | - | - | Last Time Buy | 3 (168 Hours) | 8 | EAR99 | Clock/Calendar | - | - | - | - | 8542.39.00.01 | 1.2V~5.5V | DUAL | - | 2V | 1.27mm | - | - | - | - | R-PDSO-G8 | Not Qualified | - | 1.8/5V | I2C, 2-Wire Serial | - | - | 56B | - | 0.032MHz | - | - | - | - | - | - | 1 | HH:MM:SS (24 hr) | - | - | YY-MM-DD-dd | 70μA @ 1.5V~5.5V | SECONDS | N | 2V~5.5V | NO | I2C | Leap Year, Square Wave Output, Y2K | - | 1.75mm | 4.9mm | 3.9mm | - | - | ROHS3 Compliant | - | ||
 BQ3285LDSSTRG4 Texas Instruments | In Stock | - | Datasheet | - | - | Gold | Surface Mount | Surface Mount | 24-SSOP (0.154, 3.90mm Width) | - | 24 | - | 129.500622mg | - | 0°C~70°C | Tape & Reel (TR) | - | - | e4 | - | Obsolete | 2 (1 Year) | 24 | EAR99 | Clock/Calendar | - | - | - | - | 8542.39.00.01 | 2.7V~5.5V | DUAL | 260 | 3V | 0.635mm | - | - | BQ3285 | 24 | - | - | 3V | 3V | Parallel | - | - | 242B | - | 0.032MHz | - | - | Clock | - | 8 | - | - | HH:MM:SS (12/24 hr) | - | - | YY-MM-DD-dd | 100μA @ 3V | SECONDS | Y | 2.4V~4V | NO | - | Alarm, Daylight Savings, NVSRAM | - | 1.73mm | 8.65mm | 3.9mm | - | No | ROHS3 Compliant | Lead Free | ||
 MCP795W21T-I/SL Microchip Technology | 37 | - | Datasheet | 5 Weeks | - | - | Surface Mount | Surface Mount | 14-SOIC (0.154, 3.90mm Width) | - | 14 | - | - | Industrial grade | -40°C~85°C | Tape & Reel (TR) | 2011 | - | e3 | - | Active | 1 (Unlimited) | 14 | EAR99 | Clock/Calendar | Matte Tin (Sn) - annealed | - | - | ALSO OPEARTES AT 1.8 V MINIMUM SUPPLY AT 3 MHZ | 8542.39.00.01 | 1.8V~3.6V | DUAL | 260 | 5V | 1.27mm | - | 40 | MCP795W21 | 14 | - | - | - | 2/5V | SPI | - | - | 64B | 8 | 10MHz | - | - | Clock | - | - | - | - | HH:MM:SS:hh (12/24 hr) | - | - | YY-MM-DD-dd | 1μA @ 1.8V~5.5V | 1/100SECOND | Y | 1.3V~3.6V | NO | - | Alarm, EEPROM, Leap Year, Square Wave Output, SRAM, Unique ID, Watchdog Timer | - | 1.75mm | 8.65mm | 3.9mm | - | No | ROHS3 Compliant | - | ||
 M41T00AUDD1F STMicroelectronics | 481 |
| Datasheet | 12 Weeks | ACTIVE (Last Updated: 7 months ago) | - | Surface Mount | Surface Mount | 16-VFDFN Exposed Pad | - | 16 | - | - | Industrial grade | 0°C~70°C | Tape & Reel (TR) | - | - | e4 | - | Active | 1 (Unlimited) | 16 | EAR99 | Clock/Calendar | NICKEL PALLADIUM GOLD | - | - | - | 8542.39.00.01 | 3V~3.6V | DUAL | 260 | 3.3V | 0.5mm | - | 30 | M41T00 | 16 | - | - | 3.3V | - | I2C, 2-Wire Serial | - | - | 7B | - | 0.032MHz | - | - | Clock | - | - | - | - | HH:MM:SS (24 hr) | - | - | YY-MM-DD-dd | 14.3mA @ 3V~3.6V | SECONDS | N | 1.7V~3.6V | YES | I2C | Audio, Leap Year, Trickle-Charger | - | 1mm | 5mm | 4mm | - | No | ROHS3 Compliant | Lead Free | ||
 M48T59Y-70PC1 STMicroelectronics | 1166 | - | Datasheet | - | - | - | Through Hole | Through Hole | 28-DIP Module (0.600, 15.24mm) | - | - | - | - | - | 0°C~70°C | Tube | - | Timekeeper® | e0 | - | Obsolete | 1 (Unlimited) | 28 | EAR99 | Clock/Calendar | - | - | - | - | 8542.39.00.01 | 4.5V~5.5V | DUAL | 245 | 5V | 2.54mm | 70GHz | NOT SPECIFIED | M48T59 | 28 | R-PDIP-T28 | Not Qualified | - | 5V | Parallel | - | - | 62.5kB | - | - | - | 70 ns | Clock | - | 8 | 8176 | - | HH:MM:SS (24 hr) | 8 | - | YY-MM-DD-dd | 3mA @ 4.5V~5.5V | SECONDS | Y | - | NO | - | Alarm, Leap Year, Watchdog Timer | - | 9.65mm | 39.625mm | 15.24mm | - | - | ROHS3 Compliant | Lead Free | ||
 MCP79522T-I/MS Microchip Technology | 30 | - | Datasheet | 5 Weeks | - | - | Surface Mount | Surface Mount | 10-TFSOP, 10-MSOP (0.118, 3.00mm Width) | - | 10 | - | - | Industrial grade | -40°C~85°C | Tape & Reel (TR) | 2012 | - | e3 | - | Active | 1 (Unlimited) | 10 | EAR99 | Clock/Calendar | Matte Tin (Sn) - annealed | - | - | - | 8542.39.00.01 | 1.8V~3.6V | DUAL | 260 | 3V | 0.5mm | - | 40 | MCP79522 | - | - | - | - | - | SPI | - | - | 64B | - | 5MHz | - | - | Clock | - | - | - | - | HH:MM:SS:hh (12/24 hr) | - | - | YY-MM-DD-dd | 1μA @ 1.8V~3.6V | - | - | 1.3V~3.6V | - | - | Alarm, EEPROM, Leap Year, Square Wave Output, SRAM, Unique ID | - | 1.1mm | 3mm | 3mm | - | No | ROHS3 Compliant | Lead Free | ||
 AB-RTCMC-32.768KHZ-EOZ9-S3-DBT Abracon LLC | 23 | - | Datasheet | - | - | - | - | Surface Mount | 10-SMD Module | YES | - | - | - | Industrial grade | -40°C~85°C | Tape & Reel (TR) | - | - | - | - | Active | 1 (Unlimited) | 10 | EAR99 | Clock/Calendar | - | - | - | - | 8542.39.00.01 | 1.4V~5.5V | DUAL | 260 | 3V | 0.8mm | - | 40 | - | - | R-PDSO-N10 | - | - | - | I2C, 2-Wire Serial | - | - | 8B | - | 0.032MHz | - | - | - | - | - | - | - | HH:MM:SS (12/24 hr) | - | - | YY-MM-DD-dd | 1.5μA~2.2μA @ 1.4V~5V | - | - | 1.4V~5.5V | - | I2C | Alarm, EEPROM, Leap Year, Square Wave Output, SRAM, TCXO/Crystal, Trickle-Charger | - | 0.9mm | 3.7mm | 2.5mm | - | - | RoHS Compliant | - | ||
 PCF8583T/5,518 NXP USA Inc. | 18 | - | Datasheet | 7 Weeks | - | - | - | Surface Mount | 8-SOIC (0.295, 7.50mm Width) | YES | - | - | - | - | -40°C~85°C | Tape & Reel (TR) | 2003 | - | e4 | - | Active | 2 (1 Year) | 8 | - | Clock/Calendar | NICKEL PALLADIUM GOLD | - | - | - | 8542.39.00.01 | 2.5V~6V | DUAL | 260 | 5V | 1.27mm | - | 40 | PCF8583 | 8 | R-PDSO-G8 | Not Qualified | - | 3/5V | I2C, 2-Wire Serial | - | - | 240B | - | 0.032MHz | 0.2mA | - | - | - | - | 256 | - | HH:MM:SS:hh (12/24 hr) | 8 | - | YY-MM-DD | 10μA~50μA @ 1V~5V | 1/100SECOND | Y | - | YES | I2C | Alarm, NVSRAM, Square Wave Output | - | 2.65mm | 7.55mm | 7.5mm | - | - | ROHS3 Compliant | - | ||
 M41ST95WMX6 STMicroelectronics | In Stock | - | Datasheet | - | - | - | Surface Mount | Surface Mount | 28-SOIC (0.295, 7.50mm Width) | - | 28 | - | - | - | -40°C~85°C | Tube | - | - | e4 | - | Obsolete | 3 (168 Hours) | 28 | EAR99 | Clock/Calendar | Nickel/Palladium/Gold (Ni/Pd/Au) | - | - | - | 8542.39.00.01 | 2.7V~3.6V | DUAL | NOT SPECIFIED | 3V | 1.27mm | - | NOT SPECIFIED | M41ST | 28 | - | Not Qualified | 3.3V | - | SPI | - | - | 44B | - | 0.032MHz | - | - | Clock | - | - | - | 1 | HH:MM:SS:hh (24 hr) | - | - | YY-MM-DD-dd | 1.4mA @ 2.7V~3.6V | 1/100SECOND | Y | 2.5V~3.5V | NO | SERIAL, 3-WIRE | Alarm, Leap Year, NVSRAM, Square Wave Output, Supervisor, Watchdog Timer | - | 2.69mm | 17.96mm | 7.62mm | - | - | ROHS3 Compliant | Lead Free | ||
MCP795W10T-I/SL Microchip Technology | 21 | - | Datasheet | 2 Weeks | - | - | Surface Mount | Surface Mount | 14-SOIC (0.154, 3.90mm Width) | - | 14 | - | - | Industrial grade | -40°C~85°C | Tape & Reel (TR) | 1998 | - | e3 | - | Active | 1 (Unlimited) | 14 | EAR99 | Clock/Calendar | Matte Tin (Sn) - annealed | - | - | ALSO OPEARTES AT 1.8 V MINIMUM SUPPLY AT 3 MHZ | 8542.39.00.01 | 1.8V~3.6V | DUAL | 260 | 5V | 1.27mm | - | 40 | MCP795W10 | 14 | - | - | - | 2/5V | SPI | - | - | 64B | 8 | 10MHz | - | - | Clock | - | - | - | - | HH:MM:SS:hh (12/24 hr) | - | - | YY-MM-DD-dd | 1μA @ 1.8V~5.5V | 1/100SECOND | Y | 1.3V~3.6V | NO | - | Alarm, EEPROM, Leap Year, Square Wave Output, SRAM, Watchdog Timer | - | 1.75mm | 8.65mm | 3.9mm | - | No | ROHS3 Compliant | - | ||
 RTC-72421A EPSON | 55 | - | Datasheet | - | - | - | Through Hole | Through Hole | 18-DIP (0.300, 7.62mm) | - | 18 | 18-DIP | - | - | -10°C~70°C | Tube | - | - | - | - | Obsolete | 1 (Unlimited) | - | - | Clock/Calendar | - | 70°C | -10°C | - | - | 4.5V~5.5V | - | - | - | - | - | - | - | - | - | - | 5V | - | Parallel | 5.5V | 4.5V | - | - | - | - | - | - | - | - | - | - | HH:MM:SS (12/24 hr) | - | - | YY-MM-DD-dd | 5μA~10μA @ 2V~5V | - | - | - | - | - | Leap Year | - | - | - | - | - | - | Non-RoHS Compliant | - | ||
 MCP79521T-I/MN Microchip Technology | 50 | - | Datasheet | 7 Weeks | - | - | Surface Mount | Surface Mount | 10-WFDFN Exposed Pad | - | 10 | - | - | Industrial grade | -40°C~85°C | Tape & Reel (TR) | 2012 | - | e3 | - | Active | 1 (Unlimited) | 10 | EAR99 | Clock/Calendar | Matte Tin (Sn) - annealed | - | - | - | 8542.39.00.01 | 1.8V~3.6V | DUAL | - | 3V | 0.5mm | - | - | MCP79521 | - | - | - | - | - | SPI | - | - | 64B | - | 5MHz | - | - | Clock | - | - | - | - | HH:MM:SS:hh (12/24 hr) | - | - | YY-MM-DD-dd | 1μA @ 1.8V~3.6V | - | - | 1.3V~3.6V | - | - | Alarm, EEPROM, Leap Year, Square Wave Output, SRAM, Unique ID | 750μm | - | 3mm | 3mm | - | No | ROHS3 Compliant | Lead Free | ||
M41T83SMY6E STMicroelectronics | In Stock | - | Datasheet | - | - | - | Surface Mount | Surface Mount | 18-SOX, 18-SOIC with Crystal (7.5mm Width) | - | 18 | - | - | - | -40°C~85°C | Tube | - | - | e3 | - | Obsolete | 1 (Unlimited) | 18 | EAR99 | Clock/Calendar | Matte Tin (Sn) - annealed | - | - | - | 8542.39.00.01 | 3V~5.5V | DUAL | 240 | 5V | 1.27mm | - | 30 | M41T83 | 18 | - | - | - | 3.3/5V | I2C, 2-Wire Serial | - | - | 7B | 8 | 0.4MHz | - | - | Clock | - | - | - | 1 | HH:MM:SS:hh (24 hr) | - | - | YY-MM-DD-dd | 10μA @ 5.5V | 1/100SECOND | Y | 2V~5.5V | NO | I2C | Alarm, Leap Year, Square Wave Output, SRAM, Watchdog Timer | 2.34mm | - | 11.61mm | 7.62mm | - | No | ROHS3 Compliant | Lead Free | ||
PT7C4363WE Diodes Incorporated | In Stock | - | Datasheet | 9 Weeks | - | - | - | Surface Mount | 8-SOIC (0.154, 3.90mm Width) | YES | - | - | - | - | -40°C~85°C TA | - | - | - | e3 | - | Last Time Buy | 1 (Unlimited) | 8 | EAR99 | Clock/Calendar | MATTE TIN | - | - | - | 8542.39.00.01 | 1.3V~5.5V | DUAL | NOT SPECIFIED | 3V | 1.27mm | - | NOT SPECIFIED | - | - | R-PDSO-G8 | Not Qualified | - | 1.5/5V | I2C, 2-Wire Serial | - | - | - | - | - | - | - | - | - | - | - | 1 | HH:MM:SS (12/24 hr) | - | - | YY-MM-DD-dd | 0.85μA~0.9μA @ 3V~5V | SECONDS | Y | - | NO | I2C | Alarm, Leap Year, Square Wave Output | - | 1.75mm | 4.9mm | 3.9mm | - | - | ROHS3 Compliant | - | ||
 M41T81MX6 STMicroelectronics | In Stock | - | Datasheet | - | - | - | Surface Mount | Surface Mount | 8-SOIC (0.154, 3.90mm Width) | - | 8 | - | - | - | -40°C~85°C | Tube | - | - | e4 | - | Obsolete | 3 (168 Hours) | 28 | EAR99 | Clock/Calendar | Nickel/Palladium/Gold (Ni/Pd/Au) | - | - | - | - | 2V~5.5V | DUAL | NOT SPECIFIED | 5V | 1.27mm | - | NOT SPECIFIED | M41T81 | 28 | - | Not Qualified | - | 2.5/5V | I2C, 2-Wire Serial | - | - | 20B | - | 0.032MHz | - | - | Clock | - | - | - | 1 | HH:MM:SS:hh (24 hr) | - | - | YY-MM-DD-dd | 100μA @ 2V~5.5V | 1/100SECOND | Y | 2.5V~3.5V | NO | I2C | Alarm, Leap Year, Square Wave Output, Watchdog Timer | - | 2.69mm | 17.96mm | 7.62mm | - | - | Non-RoHS Compliant | Contains Lead | ||
 BQ4802YDWR Texas Instruments | 50 |
| Datasheet | 6 Weeks | ACTIVE (Last Updated: 6 days ago) | Gold | Surface Mount | Surface Mount | 28-SOIC (0.295, 7.50mm Width) | - | 28 | - | 730.794007mg | - | 0°C~70°C | Tape & Reel (TR) | - | - | e4 | yes | Active | 1 (Unlimited) | 28 | EAR99 | Clock/Calendar | - | - | - | - | 8542.39.00.01 | 4.5V~5.5V | DUAL | 260 | 5V | 1.27mm | - | - | BQ4802 | 28 | - | - | 5V | 5V | Parallel | - | - | - | - | 0.032MHz | - | - | Clock | - | - | - | 1 | HH:MM:SS (12/24 hr) | - | - | YY-MM-DD-dd | 1.5mA Typ @ 4.5 V~5.5 V | SECONDS | Y | 2.4V~4V | NO | - | Alarm, Daylight Savings, Leap Year, Supervisor, Watchdog Timer | 2.65mm | - | 17.9mm | 7.5mm | 2.35mm | No | ROHS3 Compliant | Lead Free |